Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
51438587TF
No factors below 274
TF target 273
P-1
B1 = 605000
B2 = 12251250
LL
StatusDateUserResidueShift
Verified2011-11-23UCLA MathematicsB0FB6E127D870DC025821193
Verified2019-11-27Smok_bmv B0FB6E127D870DC029346761
History
DateUserTypeResult
2019-11-27Smok_bmv C-LL
B0FB6E127D870DC0
2019-07-01-Anonymous-NF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2015-12-30AirSquirrelsNF
no factor from 2^72 to 2^73
2015-11-19Judge HaleNF
no factor from 2^71 to 2^72
2015-11-19Judge HaleNF
no factor from 2^70 to 2^71
2014-12-22monstNF
no factor from 2^69 to 2^70
2011-11-23UCLA MathematicsC-LL
B0FB6E127D870DC0
2009-12-13James HeinrichNF
no factor from 2^68 to 2^69
2009-12-10rx7350NF-PM1
B1=605000, B2=12251250
2009-06-17magicxhNF
no factor from 2^67 to 2^68
2009-04-12Lukasz WrobelNF
no factor from 2^66 to 2^67
2009-04-06Lukasz WrobelNF
no factor from 2^65 to 2^66
2008-11-30CyberChris70NF
no factor from 2^64 to 2^65
2008-11-28S36049NF
no factor from 2^63 to 2^64